Cadeka Microcircuits specializes in amplifiers and analog technologies, providing signal-conditioning solutions (amplifiers) that meet or exceed your design requirements and outperform competing products. Cadeka offers a variety of amplifier products, including hybrid amplifiers, high-performance amplifiers, high-speed comparators, video filters and amplifiers including COMLINEAR high performance amplifiers and comparators. Cadeka Microcircuits also provides high-performance data converters, including analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).

In 2013, Exar acquired Cadeka Microcircuits, Exar Corporation specializes in providing high-performance analog and mixed-signal IC products for the global communications market, as well as video image IC products. Its main customers include Alcatel, Cisco, HP, Lucent, Nokia and Tellabs. Exar is headquartered in California, USA.

With Exar's experience in high-speed analog and mixed-signal fields and its knowledge of the system, Exar can provide physical interfaces and access control solutions for the high-speed broadband communications market, as well as high-performance analog operational amplifiers for industrial instruments. In addition, Exar also provides IC products for digital video imaging equipment such as digital cameras that require high-speed and high-precision data acquisition operations.

Exar's products are commissioned by foundry service providers to produce them. Technically, there are multiple processes such as bipolar, CMOS, and BiCMOS.

CADEKA is product portfolio consists of analog-to-digital converters (ADCs), digital-to-analog converters (DACs)..